Pages
Gallery
Categories
- Hyperstar III and SXVF-M26C
- Canon 200mm prime lens
- Astronomy Image of the Day
- Hyperstar III and Trius SX-814C
- Uncategorized
- Macrophotography
- Carbon Stars
- Picture of the Week
- High-Speed Photography
- Photomicroscopy
- Talks and Presentations
- Photographic courses
- Exhibitions
- CCD Images
- Published Work
- Site News
- Writing
- News
- Creating mosaics
- Star Vistas
- House and home
Visitors
Tags
Category Archives: Articles
ChatGPT Discussion on DNA Origins
Why Life Appeared Early and Only Once: A Discussion This document explores the paradox of life’s early appearance on Earth and the absence of new life forms over the last 4 billion years, with a focus on the panspermia hypothesis … Continue reading
Posted in Articles, Writing
Leave a comment
On Being a Photon
Imagine you are a photon. You suddenly come into existence, and without the passing of any time, and without travelling any distance, you suddenly disappear again. Did you even exist? Well you must have done because an astrophotographer on planet … Continue reading
Markarian’s Chain Composite
This is everything I have on Markarian’s Chain from the original Hyperstar, the Hyperstar III, the Hyperstar 4, and the Sky90 array. Must be more than 20-hours in total, probably more than 30. So why doesn’t it look a lot … Continue reading
Posted in Deep Space Objects
Leave a comment
Sub-Exposure Time AND the Number of Sub-Exposures
I have just seen a bunch of YouTube videos on this subject, and they are all pretty confusing and worse still, contradictory. The issue of sub-exposure time (and the number of subs) is something I have worked on with Noel … Continue reading
Posted in Articles, Writing
Leave a comment
North Dome Fully Functional
This morning I built up a switch box with 12V display meter to bolt onto the 12V 20A PSU for the dome rotator. All wired up – taken out to the observatory – connected up to the dome rotator black … Continue reading
Posted in Announcements, Equipment, mini-WASP Array, News
Leave a comment
Veil Nebula – All the Data I Have
This image of the Veil nebula in Cygnus incorporates all the data I have on the object. So this image includes Hyperstar III on the C11 data, Sky90 (2-frame mosaic including narrowband) data, and the Canon 200mm lenses with the … Continue reading
Starless Cygnus Wall with Additions
A starless Cygnus Wall region.
Posted in CCD Images, Deep Space Objects
Leave a comment
A Starless Version of the Cygnus Wall
I used Registar to combine a number of images that included the Cygnus Wall, and the used Russ Croman’s StarXTerminator to remove the stars.
Posted in CCD Images, Deep Space Objects
Leave a comment
Got Today’s EPOD
Thank you Jim for continuing to publish my work. This is EPOD number 120.
Posted in Articles, Projects
Leave a comment